Wrist and Finger Anatomy Quiz

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Questions and Answers

What ligament limits wrist extension?

  • Dorsal radiocarpal
  • Palmar radiocarpal (correct)
  • Radial collateral
  • Ulnar collateral

Which ligament limits wrist adduction?

  • Dorsal radiocarpal
  • Palmar radiocarpal
  • Ulnar collateral
  • Radial collateral (correct)

What type of ligament resists spreading of the fingers?

  • Metacarpophalangeal ligament
  • Interphalangeal ligament
  • Deep transverse metacarpal ligament (correct)
  • Extrinsic wrist ligament

What type of movement is limited by the ulnar collateral ligament in the wrist?

<p>Abduction (D)</p>
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Which ligament limits wrist flexion?

<p>Palmar radiocarpal (B)</p>
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What type of injury is often caused by impact and occurs when a joint is stressed beyond its normal limits?

<p>Sprain (D)</p>
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Which ligament anchors the clavicle to the coracoid process?

<p>Coracoclavicular ligament (B)</p>
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Which joint allows for gliding movement, especially during scapular rotation?

<p>Acromioclavicular joint (A)</p>
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What is the function of the glenoid labrum in the glenohumeral joint?

<p>It increases surface area and depth of the articulation (C)</p>
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Which joint is rarely dislocated and has an articular disc that divides the joint capsule into two compartments?

<p>Sternoclavicular joint (A)</p>
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What is the function of the annular ligament of the radius in the elbow joint?

<p>It holds the radial head in place during forearm rotation (D)</p>
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What is the function of the glenoid labrum in the glenohumeral joint?

<p>To increase surface area and depth of the articulation (A)</p>
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What is the term for the condition where the radial head slips distally, tearing the annular ligament?

<p>Nursemaid's elbow (A)</p>
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What is the name of the joint where the head of the radius articulates with the humerus?

<p>Humero-radial joint (C)</p>
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